BR0205954A - Método de codificação de imagem, método de decodificação de imagem e aparelhos para os mesmos - Google Patents

Método de codificação de imagem, método de decodificação de imagem e aparelhos para os mesmos

Info

Publication number
BR0205954A
BR0205954A BR0205954-1A BR0205954A BR0205954A BR 0205954 A BR0205954 A BR 0205954A BR 0205954 A BR0205954 A BR 0205954A BR 0205954 A BR0205954 A BR 0205954A
Authority
BR
Brazil
Prior art keywords
image
apparatus therefor
decoding method
decoding
encoding method
Prior art date
Application number
BR0205954-1A
Other languages
English (en)
Portuguese (pt)
Inventor
Shinya Kadono
Makoto Hagai
Original Assignee
Matsushita Electric Ind Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19090032&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR0205954(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of BR0205954A publication Critical patent/BR0205954A/pt

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/07—Arithmetic codes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4006—Conversion to or from arithmetic code
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/174—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a slice, e.g. a line of blocks or a group of blocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6131—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a mobile phone network
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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/184—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
BR0205954-1A 2001-08-31 2002-08-13 Método de codificação de imagem, método de decodificação de imagem e aparelhos para os mesmos BR0205954A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001263248 2001-08-31
PCT/JP2002/008240 WO2003021964A1 (en) 2001-08-31 2002-08-13 Image encoding method, image decoding method, and apparatus thereof

Publications (1)

Publication Number Publication Date
BR0205954A true BR0205954A (pt) 2004-02-03

Family

ID=19090032

Family Applications (2)

Application Number Title Priority Date Filing Date
BR0205954-1A BR0205954A (pt) 2001-08-31 2002-08-13 Método de codificação de imagem, método de decodificação de imagem e aparelhos para os mesmos
BRPI0205954-1A BRPI0205954B1 (pt) 2001-08-31 2002-08-13 Método de codificação de imagem, método de decodificação de imagem e aparelhos para os mesmos

Family Applications After (1)

Application Number Title Priority Date Filing Date
BRPI0205954-1A BRPI0205954B1 (pt) 2001-08-31 2002-08-13 Método de codificação de imagem, método de decodificação de imagem e aparelhos para os mesmos

Country Status (13)

Country Link
US (12) US7664182B2 (zh)
EP (7) EP3240196B1 (zh)
KR (2) KR100588105B1 (zh)
CN (2) CN1223200C (zh)
AT (1) ATE447294T1 (zh)
AU (1) AU2005204229B2 (zh)
BR (2) BR0205954A (zh)
CA (1) CA2426780C (zh)
DE (1) DE60234196D1 (zh)
ES (6) ES2334894T4 (zh)
MX (1) MXPA03003512A (zh)
TR (1) TR201909206T4 (zh)
WO (1) WO2003021964A1 (zh)

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ES2829622T3 (es) 2021-06-01
TR201909206T4 (tr) 2019-07-22
US20180041781A1 (en) 2018-02-08
ES2870967T3 (es) 2021-10-28
EP2804325A1 (en) 2014-11-19
EP3240196B1 (en) 2019-04-03
EP2131591A1 (en) 2009-12-09
US9986264B2 (en) 2018-05-29
KR20060004707A (ko) 2006-01-12
EP3490155A1 (en) 2019-05-29
US10595051B2 (en) 2020-03-17
KR100736503B1 (ko) 2007-07-06
ES2834473T3 (es) 2021-06-17
US20160198196A1 (en) 2016-07-07
CA2426780C (en) 2007-11-27
US7664182B2 (en) 2010-02-16
EP3240196A1 (en) 2017-11-01
KR100588105B1 (ko) 2006-06-08
ES2334894T3 (es) 2010-03-17
EP3490154B1 (en) 2021-03-17
DE60234196D1 (de) 2009-12-10
CN1777284B (zh) 2011-02-09
EP1422944A4 (en) 2006-05-03
US9986265B2 (en) 2018-05-29
KR20030062323A (ko) 2003-07-23
BRPI0205954B1 (pt) 2018-03-20
US9325988B2 (en) 2016-04-26
US20180027261A1 (en) 2018-01-25
EP3490156A1 (en) 2019-05-29
US10602194B2 (en) 2020-03-24
ES2334894T4 (es) 2010-06-21
US20140177705A1 (en) 2014-06-26
EP3490155B1 (en) 2020-09-30
ATE447294T1 (de) 2009-11-15
US9602844B2 (en) 2017-03-21
US20190313127A1 (en) 2019-10-10
WO2003021964A1 (en) 2003-03-13
EP3490154A1 (en) 2019-05-29
US8699579B2 (en) 2014-04-15
EP2804325B1 (en) 2017-10-04
US20040081241A1 (en) 2004-04-29
EP1422944B1 (en) 2009-10-28
AU2005204229B2 (en) 2007-06-14
ES2655065T3 (es) 2018-02-16
US20190313128A1 (en) 2019-10-10
US8040954B2 (en) 2011-10-18
EP1422944B8 (en) 2010-02-17
US10405006B2 (en) 2019-09-03
US10015524B2 (en) 2018-07-03
EP3490156B1 (en) 2020-09-30
ES2733117T3 (es) 2019-11-27
CN1777284A (zh) 2006-05-24
US20080069241A1 (en) 2008-03-20
MXPA03003512A (es) 2003-10-07
CN1479999A (zh) 2004-03-03
CN1223200C (zh) 2005-10-12
US20100111191A1 (en) 2010-05-06
EP1422944A1 (en) 2004-05-26
AU2005204229A1 (en) 2005-09-15
US20180288445A1 (en) 2018-10-04
US20180041780A1 (en) 2018-02-08
US9826255B2 (en) 2017-11-21
CA2426780A1 (en) 2003-04-23
US20170150184A1 (en) 2017-05-25

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